Bruno Tilz 310-M 10 vs Yamaha BB-BOBO-SYM-S

The Bruno Tilz 310-M 10 has a wider cup diameter, the Bruno Tilz 310-M 10 features a deeper cup, the Bruno Tilz 310-M 10 has a larger throat opening.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
Mouthpiece A
    Bruno Tilz 310-M 10
    • Tuba
    Catalog
    Cup diameter33.50 mm
    Cup depthMedium
    Rim width
    Throat diameter8.40 mm
    Backbore
    Finish
    Material
    Best suited for
    📣High-volume projection — open throat for power
    vs
    Mouthpiece B
      Yamaha BB-BOBO-SYM-S
      • Tuba
      Cup diameter32.90 mm
      Cup depthShallow
      Rim width
      Throat diameter7.50 mm
      BackboreStandard
      Finish
      Material
      Best suited for
      📣High-volume projection — open throat for power

      Cup Diameter

      The Bruno Tilz 310-M 10 has a cup diameter of 33.50 mm compared to 32.90 mm on the Yamaha BB-BOBO-SYM-S — a difference of +0.60 mm. A wider cup generally produces a fuller, darker tone but requires more air support.

      Cup Depth

      The Bruno Tilz 310-M 10 has a medium cup while the Yamaha BB-BOBO-SYM-S has a shallow cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Throat Diameter

      The Bruno Tilz 310-M 10 has a wider throat (8.40 mm vs 7.50 mm). A wider throat allows more air through, increasing volume and projection but reducing resistance.

      Which is better?

      Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.

      Open in interactive tool + Add third mouthpiece Bruno Tilz 310-M 10 details Yamaha BB-BOBO-SYM-S details Bruno Tilz 310-M 10 equivalents Yamaha BB-BOBO-SYM-S equivalents